Home / 912,237.30-1,259,087.32-530,484.30

Finding the Fourth Proportional to 912,237.30, 1,259,087.32 and 530,484.30

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Solution

The fourth proportional to 912,237.30, 1,259,087.32 and 530,484.30 is: 732,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,237.30 : 1,259,087.32 = 530,484.30 : x
  2. Step 2: Convert to fraction form
    912,237.30/1,259,087.32 = 530,484.30/x
  3. Step 3: Cross multiply
    912,237.30x = 1,259,087.32 × 530,484.30
  4. Step 4: Simplify right side
    912,237.30x = 667,926,055,589.08
  5. Step 5: Solve for x
    x = 667,926,055,589.08/912,237.30
  6. Step 6: Final answer
    x = 732,184.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.